This page is part of the web mail archives of SRFI 115 from before July 7th, 2015. The new archives for SRFI 115 contain all messages, not just those from before July 7th, 2015.
I think it was the correct decision. There are no mathematical contexts
in which you want to treat italic f and italic F as the same thing; the
distinction is always meaningful. Consider the formula for the area of
a trapezoid, A = (B + b)h/2, where B and b are the two bases.